This Harmony XA2 black selector switch has 2 positions and operates with a stay-put mechanism. It has a metal bezel. It has 1 x NO contact. This selector switch provides a versatile interface for controlling your machines. It is easily installed into a standard 22mm diameter panel cut-outs and connected to control circuits with classic screw-clamp connections. It provides an effective manner to set your machine in various operating modes. It is impact resistant, dust resistant, water resistant and vibration resistant thanks to its IP65, making it ideal for operation in harsh environments.